package com.cn.wanxi.servlet.product;

import com.alibaba.fastjson.JSONObject;
import com.cn.wanxi.model.ProductModel;
import com.cn.wanxi.model.UserModel;
import com.cn.wanxi.service.ProductService;
import com.cn.wanxi.service.UserService;
import com.cn.wanxi.service.impl.ProductServiceImpl;
import com.cn.wanxi.service.impl.UserServiceImpl;
import com.cn.wanxi.util.Tool;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@WebServlet("/back/product/findById")
public class ProductFindByIdServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

        req.setCharacterEncoding("UTF-8");
        resp.setCharacterEncoding("UTF-8");
        //1.接收数据
        String idString = req.getParameter("id");


//        2.封装数据

//        3.调用逻辑层
        ProductService productService = new ProductServiceImpl();
//        4.得到返回数据
        ProductModel result = productService.findById(Tool.stringToInt(idString));
//所以我们需要将结果封装成json格式的对象
// 5.返回数据到页面
        JSONObject jsonObject = new JSONObject();
        jsonObject.put("model", result);
        resp.getWriter().println(jsonObject);
    }
}
